Bump sphinx from 7.4.7 to 8.1.3 (materialsproject#1016)

Author: dependabot[bot]

pyproject.toml

@@ -79,15 +79,15 @@ openmm = [
 ]
 docs = [
     "FireWorks==2.0.3",
-    "autodoc_pydantic==2.1.0",
+    "autodoc_pydantic==2.2.0",
     "furo==2024.8.6",
     "ipython==8.28.0",
     "jsonschema[format]",
     "myst_parser==4.0.0",
     "numpydoc==1.8.0",
     "sphinx-copybutton==0.5.2",
-    "sphinx==7.4.7",
-    "sphinx_design==0.6.0",
+    "sphinx==8.1.3",
+    "sphinx_design==0.6.1",
 ]
 dev = ["pre-commit>=2.12.1"]
 tests = [